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United States Patent | 5,760,090 |
Barberich ,   et al. | June 2, 1998 |
The optically pure R(-) isomer of albuterol, which is substantially free of the S(+) isomer, is a potent bronchodilator for relieving the symptoms associated with asthma in individuals. A method is disclosed utilizing the optically pure R(-) isomer of albuterol for treating asthma while minimizing the side effects associated with albuterol.
Inventors: | Barberich; Timothy J. (Concord, MA); Young; James W. (Still River, MA) |
Assignee: | Sepracor, Inc. (Marlborough, MA) |
Appl. No.: | 691604 |
Filed: | August 15, 1996 |
Current U.S. Class: | 514/649; 514/826 |
Intern'l Class: | A61K 031/135 |
Field of Search: | 514/649 |
5362755 | Nov., 1994 | Barberich et al. | 514/649. |
5547994 | Aug., 1996 | Barberich et al. | 514/649. |
Foreign Patent Documents | |||
2128258 | Nov., 1983 | DE. | |
1298494 | May., 1971 | GB. | |
2 255 503 | Jul., 1992 | GB. |
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